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Make WGL backend more readable

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This commit is contained in:
Camilla Berglund 2015-12-06 16:13:42 +01:00
parent 66b462d6e1
commit 0a3b5952e0
2 changed files with 16 additions and 20 deletions
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26
src/wgl_context.c
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@ -39,21 +39,21 @@ static void loadExtensions(void)
// Functions for WGL_EXT_extension_string // Functions for WGL_EXT_extension_string
// NOTE: These are needed by _glfwPlatformExtensionSupported // NOTE: These are needed by _glfwPlatformExtensionSupported
_glfw.wgl.GetExtensionsStringEXT = (PFNWGLGETEXTENSIONSSTRINGEXTPROC) _glfw.wgl.GetExtensionsStringEXT = (PFNWGLGETEXTENSIONSSTRINGEXTPROC)
_glfw_wglGetProcAddress("wglGetExtensionsStringEXT"); wglGetProcAddress("wglGetExtensionsStringEXT");
_glfw.wgl.GetExtensionsStringARB = (PFNWGLGETEXTENSIONSSTRINGARBPROC) _glfw.wgl.GetExtensionsStringARB = (PFNWGLGETEXTENSIONSSTRINGARBPROC)
_glfw_wglGetProcAddress("wglGetExtensionsStringARB"); wglGetProcAddress("wglGetExtensionsStringARB");
// Functions for WGL_ARB_create_context // Functions for WGL_ARB_create_context
_glfw.wgl.CreateContextAttribsARB = (PFNWGLCREATECONTEXTATTRIBSARBPROC) _glfw.wgl.CreateContextAttribsARB = (PFNWGLCREATECONTEXTATTRIBSARBPROC)
_glfw_wglGetProcAddress("wglCreateContextAttribsARB"); wglGetProcAddress("wglCreateContextAttribsARB");
// Functions for WGL_EXT_swap_control // Functions for WGL_EXT_swap_control
_glfw.wgl.SwapIntervalEXT = (PFNWGLSWAPINTERVALEXTPROC) _glfw.wgl.SwapIntervalEXT = (PFNWGLSWAPINTERVALEXTPROC)
_glfw_wglGetProcAddress("wglSwapIntervalEXT"); wglGetProcAddress("wglSwapIntervalEXT");
// Functions for WGL_ARB_pixel_format // Functions for WGL_ARB_pixel_format
_glfw.wgl.GetPixelFormatAttribivARB = (PFNWGLGETPIXELFORMATATTRIBIVARBPROC) _glfw.wgl.GetPixelFormatAttribivARB = (PFNWGLGETPIXELFORMATATTRIBIVARBPROC)
_glfw_wglGetProcAddress("wglGetPixelFormatAttribivARB"); wglGetProcAddress("wglGetPixelFormatAttribivARB");
// This needs to include every extension used below except for // This needs to include every extension used below except for
// WGL_ARB_extensions_string and WGL_EXT_extensions_string // WGL_ARB_extensions_string and WGL_EXT_extensions_string
@ -457,8 +457,7 @@ int _glfwCreateContext(_GLFWwindow* window,
} }
else else
{ {
window->context.wgl.handle = window->context.wgl.handle = wglCreateContext(window->context.wgl.dc);
_glfw_wglCreateContext(window->context.wgl.dc);
if (!window->context.wgl.handle) if (!window->context.wgl.handle)
{ {
_glfwInputError(GLFW_VERSION_UNAVAILABLE, _glfwInputError(GLFW_VERSION_UNAVAILABLE,
@ -468,7 +467,7 @@ int _glfwCreateContext(_GLFWwindow* window,
if (share) if (share)
{ {
if (!_glfw_wglShareLists(share, window->context.wgl.handle)) if (!wglShareLists(share, window->context.wgl.handle))
{ {
_glfwInputError(GLFW_PLATFORM_ERROR, _glfwInputError(GLFW_PLATFORM_ERROR,
"WGL: Failed to enable sharing with specified OpenGL context"); "WGL: Failed to enable sharing with specified OpenGL context");
@ -488,7 +487,7 @@ void _glfwDestroyContext(_GLFWwindow* window)
{ {
if (window->context.wgl.handle) if (window->context.wgl.handle)
{ {
_glfw_wglDeleteContext(window->context.wgl.handle); wglDeleteContext(window->context.wgl.handle);
window->context.wgl.handle = NULL; window->context.wgl.handle = NULL;
} }
} }
@ -597,12 +596,9 @@ int _glfwAnalyzeContext(_GLFWwindow* window,
void _glfwPlatformMakeContextCurrent(_GLFWwindow* window) void _glfwPlatformMakeContextCurrent(_GLFWwindow* window)
{ {
if (window) if (window)
{ wglMakeCurrent(window->context.wgl.dc, window->context.wgl.handle);
_glfw_wglMakeCurrent(window->context.wgl.dc,
window->context.wgl.handle);
}
else else
_glfw_wglMakeCurrent(NULL, NULL); wglMakeCurrent(NULL, NULL);
_glfwSetContextTLS(window); _glfwSetContextTLS(window);
} }
@ -666,7 +662,7 @@ int _glfwPlatformExtensionSupported(const char* extension)
GLFWglproc _glfwPlatformGetProcAddress(const char* procname) GLFWglproc _glfwPlatformGetProcAddress(const char* procname)
{ {
const GLFWglproc proc = (GLFWglproc) _glfw_wglGetProcAddress(procname); const GLFWglproc proc = (GLFWglproc) wglGetProcAddress(procname);
if (proc) if (proc)
return proc; return proc;

10
src/wgl_context.h
View File

@ -86,11 +86,11 @@ typedef BOOL (WINAPI * WGLMAKECURRENT_T)(HDC,HGLRC);
typedef BOOL (WINAPI * WGLSHARELISTS_T)(HGLRC,HGLRC); typedef BOOL (WINAPI * WGLSHARELISTS_T)(HGLRC,HGLRC);
// opengl32.dll function pointer typedefs // opengl32.dll function pointer typedefs
#define _glfw_wglCreateContext _glfw.wgl.CreateContext #define wglCreateContext _glfw.wgl.CreateContext
#define _glfw_wglDeleteContext _glfw.wgl.DeleteContext #define wglDeleteContext _glfw.wgl.DeleteContext
#define _glfw_wglGetProcAddress _glfw.wgl.GetProcAddress #define wglGetProcAddress _glfw.wgl.GetProcAddress
#define _glfw_wglMakeCurrent _glfw.wgl.MakeCurrent #define wglMakeCurrent _glfw.wgl.MakeCurrent
#define _glfw_wglShareLists _glfw.wgl.ShareLists #define wglShareLists _glfw.wgl.ShareLists
#define _GLFW_RECREATION_NOT_NEEDED 0 #define _GLFW_RECREATION_NOT_NEEDED 0
#define _GLFW_RECREATION_REQUIRED 1 #define _GLFW_RECREATION_REQUIRED 1